{
  "fix": "KB4343897",
  "url": "https://patchblox.com/security/fix/microsoft/kb4343897",
  "summary": "KB4343897, released August 14, 2018, fixes 41 CVEs across 13 products. 4 of them are being exploited (CVE-2018-8414); 4 on CISA KEV. Patch Radar priority: Patch now. The product is no longer supported.",
  "platform": "microsoft",
  "type": "kb",
  "releaseKind": "Security",
  "title": "August 2018 cumulative update for Windows 10 1709",
  "released": "2018-08-14T00:00:00Z",
  "priority": "Patch now",
  "priorityTier": 1,
  "priorityReason": "Closes CVE-2018-8414, exploited (CISA KEV)",
  "supported": false,
  "cveCount": 41,
  "exploitedCveCount": 4,
  "kevCveCount": 4,
  "ransomwareCveCount": 2,
  "maxEpss": 0.72621,
  "maxCvss": 7.8,
  "vendorAdvisory": "https://support.microsoft.com/help/4343897",
  "appliesTo": [
    {
      "product": "Internet Explorer 11 on Windows 10 Version 1709 for 32-bit Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-10-version-1709-for-32-bit-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Internet Explorer 11 on Windows 10 Version 1709 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/internet-explorer-11-on-windows-10-version-1709-for-x64-based-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for 32-bit Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1709-for-32-bit-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 3.5 on Windows 10 Version 1709 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-3.5-on-windows-10-version-1709-for-x64-based-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 3.5 on Windows Server, version 1709  (Server Core Installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-3.5-on-windows-server-version-1709-server-core-installation",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-10-version-1709-for-32-bit-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-10-version-1709-for-x64-based-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft .NET Framework 4.7.1/4.7.2 on Windows Server, version 1709  (Server Core Installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-.net-framework-4.7.1-4.7.2-on-windows-server-version-1709-server-core-installation",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for 32-bit Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1709-for-32-bit-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Microsoft Edge (EdgeHTML-based) on Windows 10 Version 1709 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/microsoft-edge-edgehtml-based-on-windows-10-version-1709-for-x64-based-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Windows 10 Version 1709 for 32-bit Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-10-version-1709-for-32-bit-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Windows 10 Version 1709 for x64-based Systems",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-10-version-1709-for-x64-based-systems",
      "fixedVersion": "16299.611",
      "supported": false
    },
    {
      "product": "Windows Server, version 1709  (Server Core Installation)",
      "productUrl": "https://patchblox.com/security/product/microsoft/windows-server-version-1709-server-core-installation",
      "fixedVersion": "16299.611",
      "supported": false
    }
  ],
  "cves": [
    {
      "cveId": "CVE-2018-8414",
      "url": "https://patchblox.com/security/cve/CVE-2018-8414",
      "title": "Windows Shell Remote Code Execution Vulnerability",
      "component": "Windows Shell",
      "impact": "Remote Code Execution",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 4.8,
      "epss": 0.72621,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": true
    },
    {
      "cveId": "CVE-2018-8373",
      "url": "https://patchblox.com/security/cve/CVE-2018-8373",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Patch now",
      "severity": "Moderate",
      "cvss": 6.4,
      "epss": 0.6177,
      "kev": true,
      "ransomware": false,
      "exploited": true,
      "disclosed": true
    },
    {
      "cveId": "CVE-2018-8405",
      "url": "https://patchblox.com/security/cve/CVE-2018-8405",
      "title": "DirectX Graphics Kernel Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.03444,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8406",
      "url": "https://patchblox.com/security/cve/CVE-2018-8406",
      "title": "DirectX Graphics Kernel Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "Patch now",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.03444,
      "kev": true,
      "ransomware": true,
      "exploited": true,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8355",
      "url": "https://patchblox.com/security/cve/CVE-2018-8355",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.67896,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8353",
      "url": "https://patchblox.com/security/cve/CVE-2018-8353",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Low",
      "cvss": 6.4,
      "epss": 0.67339,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8389",
      "url": "https://patchblox.com/security/cve/CVE-2018-8389",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 6.4,
      "epss": 0.30346,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8266",
      "url": "https://patchblox.com/security/cve/CVE-2018-8266",
      "title": "Chakra Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.28677,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8372",
      "url": "https://patchblox.com/security/cve/CVE-2018-8372",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.26279,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8344",
      "url": "https://patchblox.com/security/cve/CVE-2018-8344",
      "title": "Microsoft Graphics Remote Code Execution Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.8,
      "epss": 0.22983,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8350",
      "url": "https://patchblox.com/security/cve/CVE-2018-8350",
      "title": "Windows PDF Remote Code Execution Vulnerability",
      "component": "Microsoft Windows PDF",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.19773,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8371",
      "url": "https://patchblox.com/security/cve/CVE-2018-8371",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Moderate",
      "cvss": 6.4,
      "epss": 0.15377,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8381",
      "url": "https://patchblox.com/security/cve/CVE-2018-8381",
      "title": "Chakra Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.15377,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8390",
      "url": "https://patchblox.com/security/cve/CVE-2018-8390",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.15377,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8385",
      "url": "https://patchblox.com/security/cve/CVE-2018-8385",
      "title": "Scripting Engine Memory Corruption Vulnerability",
      "component": "Microsoft Scripting Engine",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.5,
      "epss": 0.15172,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8345",
      "url": "https://patchblox.com/security/cve/CVE-2018-8345",
      "title": "LNK Remote Code Execution Vulnerability",
      "component": "Microsoft Windows",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 7.5,
      "epss": 0.14904,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8403",
      "url": "https://patchblox.com/security/cve/CVE-2018-8403",
      "title": "Microsoft Browser Memory Corruption Vulnerability",
      "component": "Microsoft Browsers",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Moderate",
      "cvss": 4.2,
      "epss": 0.13374,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8377",
      "url": "https://patchblox.com/security/cve/CVE-2018-8377",
      "title": "Microsoft Edge Memory Corruption Vulnerability",
      "component": "Microsoft Edge",
      "impact": "Remote Code Execution",
      "priority": "Urgent",
      "severity": "Critical",
      "cvss": 4.2,
      "epss": 0.1018,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8401",
      "url": "https://patchblox.com/security/cve/CVE-2018-8401",
      "title": "DirectX Graphics Kernel Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.02094,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8347",
      "url": "https://patchblox.com/security/cve/CVE-2018-8347",
      "title": "Windows Kernel Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01351,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8404",
      "url": "https://patchblox.com/security/cve/CVE-2018-8404",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "Urgent",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01224,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8349",
      "url": "https://patchblox.com/security/cve/CVE-2018-8349",
      "title": "Microsoft COM for Windows Remote Code Execution Vulnerability",
      "component": "Windows COM",
      "impact": "Remote Code Execution",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.23404,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8360",
      "url": "https://patchblox.com/security/cve/CVE-2018-8360",
      "title": ".NET Framework Information Disclosure Vulnerability",
      "component": ".NET Framework",
      "impact": "Information Disclosure",
      "priority": "High",
      "severity": "Important",
      "epss": 0.09566,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8400",
      "url": "https://patchblox.com/security/cve/CVE-2018-8400",
      "title": "DirectX Graphics Kernel Elevation of Privilege Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.02094,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8202",
      "url": "https://patchblox.com/security/cve/CVE-2018-8202",
      "title": ".NET Framework Elevation of Privilege Vulnerability",
      "component": ".NET Framework",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "epss": 0.01307,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8343",
      "url": "https://patchblox.com/security/cve/CVE-2018-8343",
      "title": "Windows NDIS Elevation of Privilege Vulnerability",
      "component": "Windows NDIS",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01291,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8339",
      "url": "https://patchblox.com/security/cve/CVE-2018-8339",
      "title": "Windows Installer Elevation of Privilege Vulnerability",
      "component": "Windows Installer",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7.4,
      "epss": 0.01164,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8399",
      "url": "https://patchblox.com/security/cve/CVE-2018-8399",
      "title": "Win32k Elevation of Privilege Vulnerability",
      "component": "Windows Kernel",
      "impact": "Elevation of Privilege",
      "priority": "High",
      "severity": "Important",
      "cvss": 7,
      "epss": 0.01164,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8316",
      "url": "https://patchblox.com/security/cve/CVE-2018-8316",
      "title": "Internet Explorer Remote Code Execution Vulnerability",
      "component": "Internet Explorer",
      "impact": "Remote Code Execution",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.4,
      "epss": 0.14497,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8394",
      "url": "https://patchblox.com/security/cve/CVE-2018-8394",
      "title": "Windows GDI Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.08509,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8398",
      "url": "https://patchblox.com/security/cve/CVE-2018-8398",
      "title": "Windows GDI Information Disclosure Vulnerability",
      "component": "Microsoft Graphics Component",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.08509,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8351",
      "url": "https://patchblox.com/security/cve/CVE-2018-8351",
      "title": "Microsoft Browser Information Disclosure Vulnerability",
      "component": "Microsoft Browsers",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.2,
      "epss": 0.08393,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8357",
      "url": "https://patchblox.com/security/cve/CVE-2018-8357",
      "title": "Microsoft Browser Elevation of Privilege Vulnerability",
      "component": "Microsoft Browsers",
      "impact": "Elevation of Privilege",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 3,
      "epss": 0.08286,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8340",
      "url": "https://patchblox.com/security/cve/CVE-2018-8340",
      "title": "ADFS Security Feature Bypass Vulnerability",
      "component": "Windows Authentication Methods",
      "impact": "Security Feature Bypass",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.5,
      "epss": 0.07887,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-0952",
      "url": "https://patchblox.com/security/cve/CVE-2018-0952",
      "title": "Diagnostic Hub Standard Collector Elevation of Privilege Vulnerability",
      "component": "Windows Diagnostic Hub",
      "impact": "Elevation of Privilege",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 6.7,
      "epss": 0.06232,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8370",
      "url": "https://patchblox.com/security/cve/CVE-2018-8370",
      "title": "Microsoft Edge Information Disclosure Vulnerability",
      "component": "Microsoft Edge",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 3.1,
      "epss": 0.04881,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8388",
      "url": "https://patchblox.com/security/cve/CVE-2018-8388",
      "title": "Microsoft Edge Spoofing Vulnerability",
      "component": "Microsoft Edge",
      "impact": "Spoofing",
      "priority": "Routine",
      "severity": "Low",
      "cvss": 5.4,
      "epss": 0.03909,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8341",
      "url": "https://patchblox.com/security/cve/CVE-2018-8341",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.02852,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8348",
      "url": "https://patchblox.com/security/cve/CVE-2018-8348",
      "title": "Windows Kernel Information Disclosure Vulnerability",
      "component": "Windows Kernel",
      "impact": "Information Disclosure",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 4.7,
      "epss": 0.0235,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8200",
      "url": "https://patchblox.com/security/cve/CVE-2018-8200",
      "title": "Device Guard Code Integrity Policy Security Feature Bypass Vulnerability",
      "component": "Device Guard",
      "impact": "Security Feature Bypass",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.3,
      "epss": 0.01527,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    },
    {
      "cveId": "CVE-2018-8204",
      "url": "https://patchblox.com/security/cve/CVE-2018-8204",
      "title": "Device Guard Code Integrity Policy Security Feature Bypass Vulnerability",
      "component": "Device Guard",
      "impact": "Security Feature Bypass",
      "priority": "Routine",
      "severity": "Important",
      "cvss": 5.3,
      "epss": 0.01527,
      "kev": false,
      "ransomware": false,
      "exploited": false,
      "disclosed": false
    }
  ],
  "dataAsOf": "2026-11-07T06:34:28Z"
}